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Finding the Third Proportional to 5,491,458 and 11,437,438

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Solution

The third proportional to 5,491,458 and 11,437,438 is: 23,821,540.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,491,458 : 11,437,438 = 11,437,438 : x
  2. Step 2: Convert to fraction form
    5,491,458/11,437,438 = 11,437,438/x
  3. Step 3: Cross multiply
    5,491,458x = 11,437,438 × 11,437,438
  4. Step 4: Simplify right side
    5,491,458x = 130,814,988,003,844
  5. Step 5: Solve for x
    x = 130,814,988,003,844/5,491,458
  6. Step 6: Final answer
    x = 23,821,540.29

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.